Direction: The following graph shows the number of boys and girls in Class V, Class VI, Class VII and Class VIII. Study the graph and answer the question.

What is the average number of girls in all the classes?

Direction: The following table represents the number of items sold by four divisions of a consumer goods dealer during 2010 to 2013.

The combined sales figures in 2011 and 2013 of which division was the lowest?

A man walking at a speed of 5 km / h crosses a bridge in 15 minutes, find the length of the bridge.

A person completes a journey of 30 km at a speed of 6 km / h and a journey of the remaining 40 km at a speed of 8 km / h. What is his average speed of travel for the entire journey?

A work is done in 12 days by a team of 10 men, the same work is completed by a team of 10 women in 6 days. If both work together then in how many days the same work can be completed-

If 28 men complete the $$ {7\over 8}$$ portion of a work in a week, then how many man will have to work to complete the remaining work in one finish.

20 women complete a work in 16 days, 16 men complete the same work in 15 days, then what will be the ratio of the capacities of men and women?

Three numbers are in the ratio of 5: 6: 7. If the product of those numbers is 5670 then the largest number is-